Professor Gates introduces Tina Fey to her 5th Great-Grandfather, John Hewson, a British textile manufacturer who was once the esteemed guest of founding father Benjamin Franklin.
Today’s most compelling personalities discover the surprising stories buried within their own families. Meet 20 fascinating new guests who are game-changers in their fields, with family histories that illustrate the power and diversity of the human experience. The new season premieres Tuesday, January 19, 2021 at 8:00 p.m. ET on PBS (check local listings).